CN214374741U - Novel COD on-line detector - Google Patents
Novel COD on-line detector Download PDFInfo
- Publication number
- CN214374741U CN214374741U CN202120405729.2U CN202120405729U CN214374741U CN 214374741 U CN214374741 U CN 214374741U CN 202120405729 U CN202120405729 U CN 202120405729U CN 214374741 U CN214374741 U CN 214374741U
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- China
- Prior art keywords
- cod
- detector
- water
- controller
- box body
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 44
- 238000012544 monitoring process Methods 0.000 claims abstract description 4
- 239000000523 sample Substances 0.000 claims description 22
- 238000001514 detection method Methods 0.000 claims description 19
- 239000003153 chemical reaction reagent Substances 0.000 claims description 17
- 239000007788 liquid Substances 0.000 claims description 11
- 230000008054 signal transmission Effects 0.000 claims description 4
- 238000005265 energy consumption Methods 0.000 abstract description 6
- 238000013480 data collection Methods 0.000 abstract description 3
- 239000006185 dispersion Substances 0.000 abstract description 3
- 238000012372 quality testing Methods 0.000 abstract description 2
- 238000012360 testing method Methods 0.000 description 10
- 238000000034 method Methods 0.000 description 9
- 239000000126 substance Substances 0.000 description 9
- 238000010586 diagram Methods 0.000 description 4
- 238000004458 analytical method Methods 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- KMUONIBRACKNSN-UHFFFAOYSA-N potassium dichromate Chemical compound [K+].[K+].[O-][Cr](=O)(=O)O[Cr]([O-])(=O)=O KMUONIBRACKNSN-UHFFFAOYSA-N 0.000 description 2
- IOVCWXUNBOPUCH-UHFFFAOYSA-M Nitrite anion Chemical compound [O-]N=O IOVCWXUNBOPUCH-UHFFFAOYSA-M 0.000 description 1
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004737 colorimetric analysis Methods 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000003869 coulometry Methods 0.000 description 1
- 230000020169 heat generation Effects 0.000 description 1
- BAUYGSIQEAFULO-UHFFFAOYSA-L iron(2+) sulfate (anhydrous) Chemical compound [Fe+2].[O-]S([O-])(=O)=O BAUYGSIQEAFULO-UHFFFAOYSA-L 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003062 neural network model Methods 0.000 description 1
- 239000007800 oxidant agent Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 238000000053 physical method Methods 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 238000011897 real-time detection Methods 0.000 description 1
- 230000003595 spectral effect Effects 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-N sulfuric acid Substances OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 1
Images
Abstract
The utility model belongs to the technical field of water quality testing equipment, and discloses a novel COD online detector, wherein the two ends of a tubular box body are respectively communicated with a water inlet pipe and a water outlet pipe, a water pump is arranged in the middle of the water inlet pipe, and a solenoid valve is arranged in the middle of the water outlet pipe; tubulose box upper end is provided with COD detector and pH detector, and COD detector, pH detector, water pump and solenoid valve are connected with the controller through interconnecting link respectively, and the controller passes through interconnecting link and is connected with wireless signal transmitter, and wireless signal transmitter passes through wireless signal and is connected with remote monitoring terminal. The utility model discloses occupation space is little, and each structure dispersion sets up, and calorific capacity is little, can effectively reduce the energy consumption, can carry out intelligent control to the whole device through the controller moreover, can realize automatic COD and detect, can transmit long-range control terminal with the data collection moreover through the radio signal detector, is convenient for carry out the on-line measuring, realizes long-range COD and detects.
Description
Technical Field
The utility model belongs to the technical field of water quality testing equipment, especially, relate to a novel COD on-line measuring appearance.
Background
At present: COD, the full chemical oxygen demand, is the amount of oxygen consumed in mg/L by the oxidation of reducing substances in water with a chemical oxidant under certain conditions. The chemical oxygen demand reflects the degree of contamination of the water with reducing substances. The reducing substances in the water comprise organic matters, nitrite, ferrous salt, sulfide and the like. Among these, organic substances are most common among these reducing substances. The COD value can reflect the degree of organic pollution in water to a certain extent. The main determination methods include potassium dichromate method, coulometry method, catalytic rapid method, energy-saving heating method and colorimetric method. Chemical methods are based on various chemical reactions, while physical methods are primarily spectrophotometric.
Most of the prior art online detectors are bulky and difficult to carry; for example, the invention of China is the patent No. CN100408998C mentioned "COD on-line detection method and instrument", it utilizes neural network model calculation to fit out COD value, although can improve the detection precision, these methods and instruments not only need the bulky, heat up the great, energy-consuming high ultraviolet light source; or the detection time is long, and the result cannot be obtained as soon as possible, for example, the sample of the integrated portable water quality COD detection device introduced in Chinese patent application publication No. CN108918443A is digested, and then the COD value of the detected water sample is obtained through the spectral measurement unit. However, it has been verified that the above-mentioned instrument has many problems in COD detection, such as long analysis time, high energy consumption of the heating unit, and safety hazard due to consumption of a large amount of concentrated sulfuric acid.
Through the above analysis, the problems and defects of the prior art are as follows:
(1) the existing high-precision instrument has the defects of large volume, large heat generation, high energy consumption and incapability of real-time detection.
(2) The existing COD detection mode has long detection and analysis time and high energy consumption of a heating unit.
SUMMERY OF THE UTILITY MODEL
To the problem that prior art exists, the utility model provides a novel COD on-line measuring appearance.
The utility model discloses a realize like this, a novel COD on-line measuring appearance is provided with:
a tubular case;
the two ends of the tubular box body are respectively communicated with a water inlet pipe and a water outlet pipe, a water pump is arranged in the middle of the water inlet pipe, and an electromagnetic valve is arranged in the middle of the water outlet pipe;
tubulose box upper end is provided with COD detector and pH detector, COD detector, pH detector, water pump and solenoid valve are connected with the controller through interconnecting link respectively, the controller is connected with wireless signal transmission ware through interconnecting link, wireless signal transmission ware passes through radio signal and is connected with remote monitoring terminal.
Further, the inside upper end of tubulose box is fixed with COD test probe and pH test probe through the screw, COD test probe and pH test probe are connected with COD detector and pH detector through interconnecting link respectively.
Further, the tubular box body bottom is provided with a supporting base, and supporting legs are fixed to four corners of the lower end of the supporting base through screws respectively.
Further, a liquid level sensor is fixed at the upper end of the inner side of the tubular box body through screws and connected with the controller through a connecting circuit.
Further, the charge door has been seted up to tubulose box upside one end, the charge door upper end is provided with the reagent groove, reagent tank bottom is connected with the filling tube, filling tube and charge door intercommunication, be provided with the control valve between the filling tube.
Further, the upper end of the tubular box body is welded with support frames on two sides of the feed inlet, and the upper end of each support frame is fixedly connected with the outer side of the reagent tank.
Combine foretell all technical scheme, the utility model discloses the advantage that possesses and positive effect are:
the utility model discloses occupation space is little, and each structure dispersion sets up, and calorific capacity is little, can effectively reduce the energy consumption, can carry out intelligent control to the whole device through the controller moreover, can realize automatic COD and detect, can transmit long-range control terminal with the data collection moreover through the radio signal detector, is convenient for carry out the on-line measuring, realizes long-range COD and detects.
The utility model discloses a COD test probe and pH test probe can directly contact with the water in the tubulose box, can be more accurate detect the water.
The utility model discloses a support the base and can support tubular box, can improve the stability of support through the supporting legs.
The utility model discloses a level sensor can detect the liquid level in the tubular box body, is convenient for control the operation of water pump according to real-time liquid level.
The utility model can store the reagent needed in the detection process through the reagent tank and control the on-off of the feeding pipe through the control valve; the reagent tank can be stably supported by the support frame.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings needed to be used in the embodiments of the present application will be briefly described below, and it is obvious that the drawings described below are only some embodiments of the present application, and it is obvious for those skilled in the art that other drawings can be obtained from the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a novel COD on-line detector provided by the embodiment of the present invention.
Fig. 2 is a schematic structural diagram of a reagent tank provided in an embodiment of the present invention.
Fig. 3 is a schematic structural diagram of a tubular box provided in an embodiment of the present invention.
Fig. 4 is a schematic structural diagram of a base according to an embodiment of the present invention.
In the figure: 1. a tubular case; 2. a water inlet pipe; 3. a water outlet pipe; 4. a water pump; 5. an electromagnetic valve; 6. a COD detector; 7. a pH detector; 8. a controller; 9. a wireless signal transmitter; 10. a COD detection probe; 11. a pH detection probe; 12. a support base; 13. supporting legs; 14. a liquid level sensor; 15. a feed inlet; 16. a reagent tank; 17. a feed tube; 18. a control valve; 19. a support frame.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
To the problem that prior art exists, the utility model provides a novel COD on-line measuring appearance, it is right to combine the figure below the utility model discloses do detailed description.
As shown in fig. 1, the two ends of a tubular box body 1 in the novel COD on-line detector provided by the embodiment of the present invention are respectively communicated with a water inlet pipe 2 and a water outlet pipe 3, a water pump 4 is arranged in the middle of the water inlet pipe 2, and a solenoid valve 5 is arranged in the middle of the water outlet pipe 3; tubular box 1 upper end is provided with COD detector 6 and pH detector 7, and COD detector 6, pH detector 7, water pump 4 and solenoid valve 5 are connected with controller 8 through interconnecting link respectively, and controller 8 is connected with wireless signal transmitter 9 through interconnecting link, and wireless signal transmitter 9 passes through wireless signal and is connected with remote monitoring terminal.
As shown in FIG. 2, a feed inlet 15 is opened at one end of the upper side of the tubular box 1, a reagent tank 16 is arranged at the upper end of the feed inlet 15, a feed pipe 17 is connected to the bottom of the reagent tank 16, the feed pipe 17 is communicated with the feed inlet 15, and a control valve 18 is arranged between the feed pipes 15. The upper end of the tubular box body is welded with support frames 19 at two sides of the feed inlet, and the upper end of each support frame 19 is fixedly connected with the outer side of the reagent tank. The reagent required in the detection process can be stored through the reagent tank, and the on-off of the feeding pipe can be controlled through the control valve; the reagent tank can be stably supported by the support frame.
As shown in FIG. 3, a COD detection probe 10 and a pH detection probe 11 are fixed at the upper end inside the tubular box 1 through screws, and the COD detection probe 10 and the pH detection probe 11 are respectively connected with the COD detector 6 and the pH detector 7 through connecting lines. Can directly contact with the water in the tubulose box through COD test probe and pH test probe, can be more accurate detect the water. The upper end of the inner side of the tubular box body 1 is fixed with a liquid level sensor 14 through screws, and the liquid level sensor 14 is connected with the controller 8 through a connecting circuit. The liquid level in the tubular box body can be detected through the liquid level sensor, and the operation of the water pump is controlled conveniently according to the real-time liquid level.
As shown in fig. 4, a support base 12 is disposed at the bottom of the tubular box 1, and support legs 13 are fixed to four corners of the lower end of the support base 12 through screws. The tubular box body can be supported through the supporting base, and the supporting stability can be improved through the supporting legs.
The utility model discloses when using, open through 8 control water pumps 4 of controller, simultaneous control solenoid valve 5 closes, water pump 4 conveys rivers to tubulose box 1 in, COD test probe 10 in the tubulose box 1, pH test probe 11 detects COD data and pH data in to the water, and transmit the COD detector 6 with the information collection, pH detector 7, and can transmit long-range control terminal with the data collection through 8 and the radio signal detector 9 of controller, be convenient for carry out on-line measuring, realize long-range COD and detect. The utility model discloses occupation space is little, and each structure dispersion sets up, and calorific capacity is little, can effectively reduce the energy consumption.
In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
The above description is only for the preferred specific embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art should be covered by the protection scope of the present invention within the technical scope of the present invention, any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention.
Claims (6)
1. The utility model provides a novel COD on-line measuring appearance, its characterized in that, novel COD on-line measuring appearance is provided with:
a tubular case;
the two ends of the tubular box body are respectively communicated with a water inlet pipe and a water outlet pipe, a water pump is arranged in the middle of the water inlet pipe, and an electromagnetic valve is arranged in the middle of the water outlet pipe;
tubulose box upper end is provided with COD detector and pH detector, COD detector, pH detector, water pump and solenoid valve are connected with the controller through interconnecting link respectively, the controller is connected with wireless signal transmission ware through interconnecting link, wireless signal transmission ware passes through radio signal and is connected with remote monitoring terminal.
2. The novel COD online detector according to claim 1, wherein the upper end inside the tubular box body is fixed with a COD detection probe and a pH detection probe through screws, and the COD detection probe and the pH detection probe are respectively connected with the COD detector and the pH detector through connecting lines.
3. The COD on-line detector of claim 1, wherein the bottom of the tubular box is provided with a support base, four corners of the lower end of the support base are respectively fixed with support legs through screws.
4. The COD on-line detector according to claim 1, wherein a liquid level sensor is fixed to the upper end of the inner side of the tubular box body by screws, and the liquid level sensor is connected to the controller through a connection line.
5. The novel COD online detector of claim 1, wherein a feed inlet is opened at one end of the upper side of the tubular box body, a reagent tank is arranged at the upper end of the feed inlet, a feed pipe is connected to the bottom of the reagent tank and is communicated with the feed inlet, and a control valve is arranged between the feed pipes.
6. The novel COD online detector of claim 5, wherein the upper end of the tubular box body is welded with support frames at two sides of the charging opening, and the upper end of the support frame is fixedly connected with the outer side of the reagent tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120405729.2U CN214374741U (en) | 2021-02-24 | 2021-02-24 | Novel COD on-line detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120405729.2U CN214374741U (en) | 2021-02-24 | 2021-02-24 | Novel COD on-line detector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214374741U true CN214374741U (en) | 2021-10-08 |
Family
ID=77967160
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120405729.2U Expired - Fee Related CN214374741U (en) | 2021-02-24 | 2021-02-24 | Novel COD on-line detector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214374741U (en) |
-
2021
- 2021-02-24 CN CN202120405729.2U patent/CN214374741U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211008 |